(a) As used in this section "blind person" or "blind pedestrian" means a person having not more than 20/200 visual acuity in the better eye with correcting lenses or visual acuity greater than 20/200 but with a limitation in the fields of vision such that the widest diameter of the visual field subtends an angle no greater than twenty degrees.
The driver of every vehicle shall yield the right of way to every blind pedestrian guided by a guide dog, or carrying a cane which is predominately white or metallic in color, with or without a red tip.
(b) No person, other than a blind person, while on any public roadway shall carry a white metallic cane, with or without a red tip.
(ORC 4511.47)